Physician Profile
Unclaimed ProfileAbout CHEE
Based in San Mateo, CA, Karen Chee, M.D. is listed in the NPI registry under medical oncology. Karen graduated from University of California, Davis School of Medicine in 2001. Karen is also listed as specialising in hematology & oncology.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What does Dr. Chee specialise in?
Dr. Chee is a medical oncology in San Mateo, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “MEDICAL ONCOLOGY”.
NPI registry
Where is Dr. Chee located?
Dr. Chee is listed at 218 DE ANZA BLVD, San Mateo, CA 94402. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Chee's phone number?
The number on file is (650) 341-9131. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Chee's NPI number?
Dr. Chee's National Provider Identifier is 1487637310. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Chee go to medical school?
Dr. Chee attended University of California, Davis School of Medicine, graduating in 2001. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Chee been practising?
Dr. Chee has 25 years experience. Calculated from a graduation year of 2001, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Chee do most often?
According to Medicare billing data, Dr. Chee performs procedures including collection of blood sample from implanted device; provides treatments such as injection of additional new drug or substance into vein and injection of drug or substance under skin or into muscle, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Chee confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Chee. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (650) 341-9131
- Email not available
Practice Locations
218 DE ANZA BLVD
San Mateo, CA 94402
Procedures Most Often Billed to Medicare
51,636 services · 1,400 patients · 25 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Collection of blood sample from implanted device | Procedure | 36591 |
386 |
| Injection of additional new drug or substance into vein | Treatment | 96375 |
574 |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
444 |
| Administration of chemotherapy into vein, 1 hour or less | Treatment | 96413 |
396 |
| Administration of additional new drug or substance into vein, 1 hour or less | Treatment | 96417 |
168 |
| Administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle | Treatment | 96401 |
147 |
| Infusion into a vein for therapy, prevention, or diagnosis concurrent with another infusion | Treatment | 96368 |
122 |
| Administration of chemotherapy into vein, each additional hour | Treatment | 96415 |
106 |
| Administration of additional new drug or substance into vein using push technique | Treatment | 96411 |
66 |
| Injection, oxaliplatin, 0.5 mg | Drug given | J9263 |
27,260 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other medical oncology specialists at this location 4
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 4
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 21 related providers in 3 groups
Trained at University of California, Davis School of Medicine 7
Other providers in the same specialty who trained at the same institution.
Class of 2001 at University of California, Davis School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Collection of blood sample from implanted device 6
Providers in CA who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.